給水装置工事施行基準

平成 31 年 2 月 1 日

加古川市上下水道局

加古川市上下水道局

給水装置工事施行基準

目次＜第１編＞一般給水装置施行基準（P）
第１章

総則 ································································ 1

第１条

趣旨 ····························································· 1

第２条

目的及び適用······················································ 1

第３条

用語の定義························································ 2第４条

給水装置の定義及び工事費用の負担区分 ······························ 2第５条

給水装置の種類···················································· 3第６条

給水装置工事の種類················································ 3第７条

指定給水装置工事事業者制度の概要 ·································· 5第８条

主任技術者の職務とこの制度上の役割 ································ 7第９条

主任技術者の役割················································· 11

第 10 条

主任技術者に求められる知識と技能 ································· 11

第２章

給水装置の構造及び材質基準 ········································· 15

第 11 条

水道法等の規定··················································· 15

第 12 条給水装置の構造及び材質の基準 ····································· 17

第 13 条給水装置の使用材料··············································· 18

第 14 条分岐以降メーターまでの材料指定等（加古川市指定） ················· 21

第 15 条特殊器具の取扱い・凡例 ··········································· 24

第 16 条ユニット化装置··················································· 25

第 17 条太陽熱温水器····················································· 25

第３章

給水装置の基本計画 ················································· 26

第 18 条基本計画························································· 26

第 19 条

基本調査························································· 26

第 20 条給水方式の決定··················································· 27

第 21 条計画使用水量····················································· 30

第 22 条直結式給水の計画使用水量の決定 ··································· 30

第４章

給水管の口径決定 ··················································· 35

第 23 条設計水圧························································· 35

第 24 条給水管の口径決定················································· 35

第 25 条給水管分岐口径及び分岐戸数 ······································· 42

第５章

水道メーター ······················································ 46

第 26 条水道メーター····················································· 46

第 27 条メーター口径の決定··············································· 46

第 28 条メーター設置基準（加古川市） ····································· 47

第 29 条メーターの設置位置及び取付け方法等（加古川市） ··················· 48

第 30 条地付メーター装置等の標準図（加古川市） ··························· 50

第 31 条管理者の指定するボックス類（加古川市） ··························· 55

第６章

給水装置工事の施行 ················································· 67

第 32 条

一般事項························································· 67

第 33 条給水管及び給水用具の指定 ········································· 67

第 34 条分岐部以降メーターまでの工事の施行及び資格者による施行 ··········· 68

第 35 条止水栓・バルブの設置 ·············································· 69

第 36 条分岐部以降メーターまでの使用材料等 ······························· 69

第 37 条給水装置の分岐方法及び立会い予約 ·································· 76

第 38 条給水装置の撤去方法··············································· 76

第 39 条公道等の縦断······················································ 77

第 40 条公道内の他の占用物件調査及び交錯する場合等 ······················· 78

第 41 条水路の横断等····················································· 78

第 42 条給水管の布設位置·················································· 79

第 43 条給水管の埋設深度················································· 79

第 44 条道路の配管······················································· 80

第 45 条宅地内の配管······················································ 80

第 46 条管の接合·························································· 81

第７章

給水装置工事の申込み及び手続 ······································· 82

第 47 条給水装置工事申込み受付 ··········································· 82

第 48 条給水装置工事の申込み ············································· 82

第 49 条

給水事前協議書を必要とする場合 ··································· 83

第 50 条給水装置工事の施工順序 ··········································· 84

第 51 条道路占用（掘削）許可申請 ········································· 85

第 52 条分担金 ·························································· 86

第 53 条

手数料 ·························································· 86

第８章

給水装置工事申込書兼設計書の作成 ··································· 87

第 54 条

申込書の記入方法 ················································· 87

第 55 条

申込書の添付書類················································· 90

第 56 条

設計図面等の作成················································· 91

第 57 条

設計図の表示記号················································· 92

第９章

給水装置工事の審査及び検査 ········································· 94

第 58 条

設計審査························································· 94

第 59 条

工事完了検査····················································· 94

第 60 条

主任技術者の立会い··············································· 95

第 61 条検査の種類及び項目··············································· 95

第 62 条

主任技術者による検査（自主検査） ································· 96

第 63 条

公道連絡工事の手順··············································· 97

第 64 条管理者の求める立会検査 ··········································· 97

第 65 条給水開始の申込み(新設) ··········································· 98

第 10 章土木工事 ·························································· 99

第 66 条土木工事························································· 99

第 67 条路面復旧工事···················································· 104

第 68 条現場管理························································ 105

第 69 条工事標示板・保安施設・交通誘導警備員 ···························· 106

第 11 章水の安全・衛生対策 ··············································· 113

第 70 条安全・衛生対策一般·············································· 113

第 71 条水の汚染防止···················································· 113

第 72 条水撃防止························································ 114

第 73 条侵食防止························································ 116

第 74 条

逆流防止························································ 119

第 75 条凍結防止························································ 125

第 76 条クロスコネクション防止 ·········································· 125

第 77 条水道直結型スプリンクラー設備 ···································· 126

＜第２編

受水槽式給水の工事施行基準＞
（P）

第１章

総則 ······························································ 129

第１条

趣旨 ···························································· 129

第２条

受水槽式給水の対象建物 ··········································· 130

第２章

受水槽以下給水設備の方式 ·········································· 131

第３条

受水槽以下給水設備の方式 ········································· 131第４条

設置位置 ························································ 133

第５条

受水槽の構造・材質··············································· 134

第６条

受水槽廻りの付属設備············································· 136

第３章

受水槽の容量 ······················································ 138

第７条

受水槽の容量····················································· 138

第８条

計画使用水量一般················································· 138

第９条

計画一日使用水量の算定 ··········································· 139

第４章

給水管の口径決定 ·················································· 142

第 10 条給水管の口径決定················································ 142

第 11 条口径の決定······················································ 142

第５章

施工上の注意及び管理、その他 ······································ 143

第 12 条防護工事························································ 143

第 13 条故障時の連絡先の標示 ············································ 143

第 14 条貯水槽水道（受水槽式給水）の管理 ································ 144

第 15 条

中高層集合住宅の取扱基準 ········································ 147

第 16 条パイプシャフト内（ＰＳ内）のメーター設置基準 ···················· 147

第 17 条

分担金及び手数料················································ 148

＜第３編＞

直結式給水の工事施行基準
（P）

第１章

総則 ······························································ 149

第１条

目的 ···························································· 149

第２条

給水事前協議等の手順············································· 149

第２章

３階直圧式給水 ···················································· 150

第３条

３階直圧式給水··················································· 150

第４条

計画使用水量····················································· 151

第５条

パイプシャフト内（ＰＳ）のメーター設置基準 ······················· 151

第６条

分担金及び手数料················································· 152

第３章

直結増圧式給水 ···················································· 153

第７条

直結増圧式給水··················································· 153

第８条

計画使用水量····················································· 154

第９条

パイプシャフト内（ＰＳ）のメーター設置基準 ······················· 154

第 10 条 分担金及び手数料················································· 155

＜参考資料編 1＞（参- P）
第1章
第1条

様式集
一般給水装置工事関係の様式１．給水装置工事申込書··················································· 1
２．給水開始申込書······················································· 2
３．給水装置使用（変更）届··············································· 3４．給水装置所有者変更・廃止届 ··········································· 4
５．承諾書（土地所有者・装置所有者） ····································· 5６．給水装置工事設計変更・申込取消届 ····································· 6７．代理人選定（変更）届················································· 7８．既設給水装置使用承認願··············································· 8９．誓約書（舗装復旧工事）··············································· 910．誓約書（メーター位置等給水装置の維持管理） ·························· 1011．誓約書（給水装置の維持管理） ········································ 1112．誓約書（給水取出し管の未撤去に伴う維持管理） ························ 12
13．誓約書（開発等に伴う先行給水取出し管が不要となった場合の撤去工事） ·· 13
14．誓約書（水道直結式スプリンクラー設備） ······························ 14
15．誓約書（浄水器等設置）·············································· 15
16．誓約書（給水装置工事申込書に係る納付書の分割） ······················ 16
17．誓約書（給水装置工事に伴う利害関係人の承諾について） ················ 17
18．水路敷使用同意書···················································· 2019．道路掘削（占用）同意書·············································· 2120．主任技術者の検査記録報告書 ·········································· 2221．給水事前協議書（様式のみ） ··········································· 24
第２条

受水槽式給水装置工事関係の様式

22 中高層集合住宅における水道料金等の各戸検針及び各戸徴収に関する誓約書一式 ····································· 25
第２章
第１条

技術基準集
技術的基準関係（加古川市）

１．メーター設置の例···················································

32

２．給水装置使用材料承認一覧表・配水管使用材料 ·························

44

３．メーターユニット仕様書（配管参考図） ·······························

52

第３章
第1条

記入見本集
記入見本及び手順・マニュアル等参考資料（加古川市）

１．

給水装置工事申請書の記入手順 ·····································

54２．

給水申込書兼設計書等の記入例（見本） ·····························

56

３．

給水装置工事申込書記入例

新設 1-① ······························

57４．

給水装置工事申込書記入例

新設 1-② ······························

58５．

給水装置工事申込書記入例

新設 1-③ ······························

59６．

給水装置工事申込書記入例

新設 1-④ ······························

60７．

給水装置工事申込書記入例

取出し新設 2-① ························

61８．

給水装置工事申込書記入例

増設 3-①改造 4-①HIVP ··················

62９．

給水装置工事申込書記入例

増設 3-①改造 4-①ヘッダー ··············6310．

給水装置工事申込書記入例

増設 3-② ······························

6411．

給水装置工事申込書記入例

改造 4-②5-② ··························

6512．

給水装置工事申込書記入例

撤去 6-① ······························

66

13．

給水装置工事竣工図（届）記入例 ···································

67

14．

主任技術者の検査記録報告書

記入例 ·······························

68

15．

道路占用（掘削）申請図面

記入例 ·································

70

第４章
第1条

手順・マニュアル集給水装置工事

１．

給水装置工事のフロー及び簡易マニュアル ····························· 71

２．

給水装置工事申込・竣工時の提出書類一覧 ···························

第２条

72

穿孔工事

１．

穿孔工事における手順·············································

75

２．

穿孔・立会い工事予定表 ···········································

80

第３条

その他

１．

水道工事に伴う関係機関の連絡先（緊急時連絡票見本含む） ···········

81２．

分担金及び手数料一覧表 ···········································

83第５章第1条法令集法令関係

１．

水道法（抄）······················································· 84

２．

給水装置の構造及び材質の基準に関する省令 ·························

３．

加古川市水道事業給水条例 ·········································· 102４．

加古川市水道給水条例施行規程 ····································

117

５．

加古川市水道局給水装置の構造及び材質に関する要綱 ················

125

91

６．

加古川市指定給水装置工事事業者規程 ······························

128

７．

給水事前協議書取扱要領（加古川市） ······························

135

８．

３階直圧式給水取扱要領（加古川市） ······························

142

９．

直結増圧式給水取扱要領（加古川市） ······························

144

10．

給排水設備技術基準解説（抄） ····································

146